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iio: core: Calculate alloc_size only once in iio_device_alloc()

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No need to rewrite the value, instead use 'else' branch.
This will also help further refactoring the code later on.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: David Lechner <dlechner@baylibre.com>
Link: https://lore.kernel.org/r/20240304140650.977784-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Andy Shevchenko 2024-03-04 16:04:33 +02:00 committed by Jonathan Cameron
parent f0245ab389
commit 5c4e411566
1 changed files with 4 additions and 5 deletions
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9
drivers/iio/industrialio-core.c
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@ -1643,11 +1643,10 @@ struct iio_dev *iio_device_alloc(struct device *parent, int sizeof_priv)
struct iio_dev *indio_dev;
size_t alloc_size;
alloc_size = sizeof(struct iio_dev_opaque);
if (sizeof_priv) {
alloc_size = ALIGN(alloc_size, IIO_DMA_MINALIGN);
alloc_size += sizeof_priv;
}
if (sizeof_priv)
alloc_size = ALIGN(sizeof(*iio_dev_opaque), IIO_DMA_MINALIGN) + sizeof_priv;
else
alloc_size = sizeof(*iio_dev_opaque);
iio_dev_opaque = kzalloc(alloc_size, GFP_KERNEL);
if (!iio_dev_opaque)